The letter is from the Director of the Geological Survey of India regarding Publications of the geological survey of India. It states that some geological survey publications are forwarded with the letter. The list of the publications is mentioned in the letter.

The letter is from the Director of the Geological Survey of India regarding their publications. It states that some publications on the geological study have been forwarded with the letter.

Letter from the director of the Geological Survey of India to the director of Kodaikanal Observatory, Evershed asking for the copy of the seismographic records taken at the Madras Observatory taken on 23rd May 1912

Letter from the Director to Gilbert T. Walker regarding the tabulations of the thermograph, barograph and sunshine recorder are to be stopped. However, the instruments may be retained in action, which records were sent to his Calcutta office.

The letter is from The Director of Kodaikanal & Madras Observatories to The Collector of Madura informing that the Periyakulam Observatory will be closed at the end of the month and hence, he will not be able to continue the rain registration after the date.

This letter is about asking for the copies of records of the Turkestan earthquake of January 3rd, 1911

This letter reports on the occurance of the earthquake in five villages of that area,with lasting period of 4-5 seconds

This letter is from the Meteorological Office, South Kensington, London, regarding the Australian Antarctic expedition and Cooperation in Magnetic Observations.

The letter is from The Observatory, Periyakulam, to The Director in charge of the Solar Physics Observatory regarding barometers and barographs in the Taluq building. And he is requesting action to remove the things in the room for taking correct observations.

This letter was about the latitude and longitude of Perambur and the delimitation at St. George.